Sandy Lake is an unincorporated community Native American village located in Turner Township, Aitkin County, Minnesota, United States. Its name in the Ojibwe language is Gaa-mitaawangaagamaag, meaning "Place of the Sandy-shored Lake". The village is administrative center for the Sandy Lake Band of Mississippi Chippewa, though the administra…Sandy Lake is an unincorporated community Native American village located in Turner Township, Aitkin County, Minnesota, United States. Its name in the Ojibwe language is Gaa-mitaawangaagamaag, meaning "Place of the Sandy-shored Lake". The village is administrative center for the Sandy Lake Band of Mississippi Chippewa, though the administration of the Mille Lacs Indian Reservation, District II, is located in the nearby East Lake.